was the 81st Monarch; his son, Fiacha Firmara (so called from being exposed in a small boat on the sea) was ancestor of the Kings of Dalriada, and Argyle in Scotland. This Aongus was slain at Tara (Teamhrach), B.C. 324.
Part III, Chapter IV of Irish Pedigrees, by John O'Hart, published 1892, pages 351-9, 664-8 and 708-9.